000			00366nam a2200145Ia 4500
008			140317s9999 xx 000 0 und d
082			_a551.4
100			_aPitty,A.F.
245			_aIntroduction to geomorphology.
260			_aLondon _bMethuen , Co. _c1971
300			_a526
650			_aScience of the Earth.
653			_aScience of the Earth.
942			_2ddc _cBK
999			_c5651 _d5651